The SlimFold Wallet is a waterproof, ultra-strong and ultra thin wallet made of Tyvek; the same material used in postal envelopes. This wallet measures 3-1/2″ x 4-7/8″ and is 6x thinner and 5x lighter than comparable leather wallets. SlimFold features 10 easy-access card slots and a convenient ID window for any situations that may arise where you need to quickly present your credentials. The eco-friendly construction process and fully recyclable design will put your mind at ease. The SlimFold comes in an assortment of colors, and has a simple yet effective design. There are two versions of the SlimFold currently available, each for only $20. Buy.